diff --git a/stamplay-js-sdk/stamplay-js-sdk-tests.ts b/stamplay-js-sdk/stamplay-js-sdk-tests.ts
index 644d2c5b9..bfc229d49 100644
--- a/stamplay-js-sdk/stamplay-js-sdk-tests.ts
+++ b/stamplay-js-sdk/stamplay-js-sdk-tests.ts
@@ -2,8 +2,8 @@
 
 var userFn = Stamplay.User();
 var user = new userFn.Model;
-var colTags = new Stamplay.Cobject('tag');
-var tags = colTags.Collection;
+var colTags = Stamplay.Cobject('tag');
+var tags = new colTags.Collection();
 
 // Signing up
 var registrationData = {
@@ -21,8 +21,8 @@ user.signup(registrationData).then(function(){
 
 
 // Action
-var colFoo = new Stamplay.Cobject('foo');
-var fooMod = colFoo.Model;
+var colFoo = Stamplay.Cobject('foo');
+var fooMod = new colFoo.Model();
 fooMod.fetch(5).then(
   function(){
     return fooMod.upVote()
diff --git a/stamplay-js-sdk/stamplay-js-sdk.d.ts b/stamplay-js-sdk/stamplay-js-sdk.d.ts
index 3cd9f3843..2eb62206b 100644
--- a/stamplay-js-sdk/stamplay-js-sdk.d.ts
+++ b/stamplay-js-sdk/stamplay-js-sdk.d.ts
@@ -16,20 +16,18 @@ declare module Stamplay {
     fetch(id : any) : PromisesAPlus.Thenable<any>
     destroy() : PromisesAPlus.Thenable<any>
     save({}?) : PromisesAPlus.Thenable<any>
+    upVote() : PromisesAPlus.Thenable<any>
   }
 
-  export interface IStamplayAction {
-      new() : IStamplayModel
-      upVote() : PromisesAPlus.Thenable<any>
-  }
-
-  export interface IStamplayUser {
+  export interface IStamplayObject  {
       Model : IStamplayModel
+      Collection : any
+
   }
 
   export interface StamplayStatic {
-      User() : IStamplayUser
-      Cobject(collection : string) : void
+      User() : IStamplayObject
+      Cobject(object : string) : IStamplayObject
   }
 }